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472658680 = 23513908959
BaseRepresentation
bin11100001011000…
…011001011111000
31012221101112211001
4130023003023320
51432000034210
6114522414344
714466350434
oct3413031370
91187345731
10472658680
1122289250a
121123613b4
1376c012c0
1446ab99c4
152b76703a
hex1c2c32f8

472658680 has 32 divisors (see below), whose sum is σ = 1145289600. Its totient is φ = 174519936.

The previous prime is 472658653. The next prime is 472658713. The reversal of 472658680 is 86856274.

It is a self number, because there is not a number n which added to its sum of digits gives 472658680.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453960 + ... + 454999.

It is an arithmetic number, because the mean of its divisors is an integer number (35790300).

Almost surely, 2472658680 is an apocalyptic number.

472658680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

472658680 is an abundant number, since it is smaller than the sum of its proper divisors (672630920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

472658680 is a wasteful number, since it uses less digits than its factorization.

472658680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908983 (or 908979 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 472658680 is about 21740.7147996564. The cubic root of 472658680 is about 778.9612954624.

It can be divided in two parts, 47265 and 8680, that added together give a triangular number (55945 = T334).

The spelling of 472658680 in words is "four hundred seventy-two million, six hundred fifty-eight thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 908959 1817918 3635836 4544795 7271672 9089590 11816467 18179180 23632934 36358360 47265868 59082335 94531736 118164670 236329340 472658680